超碰国产先锋,亚洲成A人片77777在线播放,嗯嗯啊电影在线网站,大陆激情网站

Welcome to the official website of Legret Metal Company
Focus on electronic welding for 20 yearsDONGGUAN LEGRET METAL.,LTD
National consultation hotline:135-2799-2739
Contact US
mobile phone: 135-2799-2739
Service hotline: 0769-38893080
Email: lzd@dglzd.com
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Solder wire

Solder wire Sn18Pb82

Product parameters

◆ good weldability and short wetting time < br > ◆ less rosin splash during brazing < br > ◆ rosin in the line is evenly distributed and has good continuity < br > ◆ no bad smell, less smoke, no harmful gas < br >

Scope of application

It is suitable for tin plating of wires and cables, sintering of circuit substrates, tin lining of components, wave soldering of components and manual soldering of components.

Lvzhidao lead-free solder wire completely passed SGS test.

In the dust-free and environment-friendly special workshop, high-purity environment-friendly tin ingot, unique flux formula and strict implementation of ISO quality management system are adopted,

The German direct reading spectrometer was introduced to control the quality and produce lead-free solder wire in line with ROHS standard.

★ made of pure tin, with good wettability, conductivity and thermal conductivity.

★ the flux is moderate and does not splash during welding. It can be customized by customers.

★ the winding is neat without knotting, easy to weld and high efficiency.

★ environment friendly lead-free tin wire meets ROHS standard and SGS certification


国产一区二区三区久久精品| 精品国产一二三| 乌克兰少妇xxxx做受6| 激情av一区二区| 亚洲av淫乱电影| 18禁成人黄网站| 精品国产欧美一区二区| 国产精品农村妇女一区二区三区 | 国产亚洲一区二区三区不卡| 人人人妻人人人澡人人爽欧一区| 爆乳一区二区三区无码| 丰满熟女大屁股水多多| 欧美老女人性爱网站| 黑人videos巨大粗暴| 开心五月婷婷色| 国语自产偷拍精品视频偷97 | 波多野AV在线| 国产AV自慰| 中文字幕一区二区三区蜜月| 乱伦作爱小说| 中文字幕精品人妻一区二区三区 | 成人毛片在线放| 日韩最新AV| 国产Av两女扒开互慰| 在线亚洲天堂| 韩国少妇XXXX搡XXXX搡| 国产福利免费视频不卡| 中国美女黄色视频| 草的我好爽视频| 无翼乌工口肉肉无遮挡无码18| 奇米视频无码| 人人射人人插| 鲁丝片一区二区三区| 人人爱人人操人人操| 久久久久久久久《》| 自拍日本国产| 在线免费看亚洲精品少妇69试| 日韩久久久精品| 亚洲一区 日韩精品 中文字幕| 婷婷综合网图| 久久久久黑人强伦姧人妻|